IP / ASN / Domain Lookup

IP / ASN / Domain Lookup121.251.128.38IPv4 Only

IP Lookup Result

IP Address

121.251.128.38

Location

China,Jiangsu,Nanjing

ASN

ASN Owner

ISPChina Education and Research Network (CERNET)

Company

ISPChina Education and Research Network (CERNET)

Longitude

118.796

Latitude

32.0584

ResidentialProxy IP

Why Datacenter?

Native IPWhy Roaming IP？

IP Address (Decimal)

2046525478

ASN History

Network

AS Organization

Country

First Seen

Last Seen

121.248.0.0/14

IDCCERNET-CN

CN

2010-01-14 22:22

2026-07-02 17:23

121.251.128.0/24

IDCShandong Provincial Department of Education,

CN

2025-10-30 23:25

2026-06-18 10:16

121.251.128.0/24

IDCCERNET-CN

CN

2025-09-18 18:57

2026-06-18 00:24

121.250.0.0/15

IDCCERNET-CN

CN

2017-01-01 08:39

2026-06-17 22:21

Company History

Network

First Seen

Last Seen

--

Registration History

Registry

Country

First Seen

Last Seen

--

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